Estimation

Front

Estimate the total number of jelly beans Amy had if she had 13 in her left hand and 28 in her right hand.

Back

40

Front

Estimate the total number of toy cars, trucks, ninja turtles, and soldiers Bobby has.

Back

100

Front

Estimate   32+49

Back

80

Front

Estimate  24+67=

Back

90

Front

Round to the nearest ten, then estimate: 27 + 78

Back

110

Front

Round 56 to the nearest ten

Back

60

Front

Round 151 to the nearest ten

Back

150

Front

Round 556 to the nearest hundred

Back

600

Front

Round 1,492 to the nearest hundred

Back

1,500

Front

Round 143 to the nearest ten

Back

140