Common Core maths standard · Grade 4

4.MD.C.7

Angles are additive: find a missing angle when the parts add up to a right angle, a straight line or a full turn. One game practises it.

Grade 4

Factors & multiples · Equivalent fractions · Multi-digit multiplication · Angles

1 think & learn

Think & learn 4.MD.C.7 · 4.MD.C.5

The parts add up to the whole. Use 90°, 180° and 360° to find the missing angle.