💬 Adding Angles: Mixed Practice & Reasoning (4.MD.C.7)

Paginepagineapp.com

Name:

Date:

Solve addition and subtraction problems to find unknown angles. Read each problem. Draw or write to solve. Label your answer.

1. A right angle (90°) is split into two angles. One is 19°. The other = ___°

Work

Answer: ______________

2. Two angles make a straight line (180°). One is 120°. The other = ___°

Work

Answer: ______________

3. A right angle (90°) is split into two angles. One is 33°. The other = ___°

Work

Answer: ______________

4. Two angles make a straight line (180°). One is 116°. The other = ___°

Work

Answer: ______________

5. A right angle (90°) is split into two angles. One is 22°. The other = ___°

Work

Answer: ______________

6. Two angles make a straight line (180°). One is 97°. The other = ___°

Work

Answer: ______________

Answer key: 1) 71 · 2) 60 · 3) 57 · 4) 64 · 5) 68 · 6) 83

Love free resources? The free Pagine app tracks the books your child reads — kids earn streaks & badges. 📚 App Store · Google Play

← All worksheets

Free to print & share · pagineapp@mwamb.compagineapp.com

Worksheets › Grade 4 Math › Adding Angles › Adding Angles

Grade 4 (ages 9–10)Numbers & mathsFree printable PDF

About this grade 4 worksheet

Free Grade 4 math worksheet (Common Core 4.MD.C.7): adding angles — mixed practice with space to reason and check, with answer key. Skill: Solve addition and subtraction problems to find unknown angles. Level: Grade 4 — also suits Year 5 (UK).

For teachers: skills & standards

CCSS 4.MD.C.7: Solve addition and subtraction problems to find unknown angles
Works as a morning-work page, a centre/station activity, homework or an early-finisher task.

Frequently asked questions

Is this worksheet free?

Yes — it is free to print for home or the classroom. Sign in with a free Pagine account, then use the Print button or save it as a PDF.

What age is it for?

It is designed for Grade 4 (ages 9–10), but use it with any child who is ready.

What skills does it build?

Solve addition and subtraction problems to find unknown angles.

Where can I find grade 4 books to read with it?

Pagine's free library has 20,000+ children's books you can read in the Pagine e-reader or the free Pagine app — sorted by age and grade, with free audiobooks too.

More “Adding Angles” printables (4.md.c.7: solve addition and subtraction problems to find unknown angles)

Adding Angles: Practice A (4.MD.C.7) · Adding Angles: Practice B (4.MD.C.7) · Adding Angles: Show Your Thinking (4.MD.C.7) · Adding Angles: Quick Check (4.MD.C.7)

All 5 adding angles sheets → · Grade 4 Math: all 10 skills → · All Common Core grades

📚 Read along: 20,000+ free books in the Pagine e-reader

Pair this grade 4 worksheet with a story. Pagine's free library has 20,000+ children's books — chapter books, classic novels and non-fiction, classics and free audiobooks — that you can read right in the Pagine e-reader on any phone, tablet or computer, with adjustable text size and night mode. No ads.

The Hunting of the Snark: An Agony in Eight Fits

Lewis Carroll

Read free →

The Song of Hiawatha

Henry Wadsworth Longfellow

Read free →

The Little Lame Prince

Dinah Maria Mulock Craik

Read free →

The Chinese Boy and Girl

Isaac Taylor Headland

Browse free grade 4 books → · Grade 4 reading level · Free audiobooks · Grade 4 sight words

📱 Get the free Pagine app — log every book your child reads (scan the barcode or search), set reading goals, and watch streaks and badges grow. Download on the App Store · Get it on Google Play