Estimate Sums

Daniel Math Academy · Grade 3 Math

Estimate Sums

Skill C.4 · Rounding & estimating · ★★☆ Medium · Quarter 1

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Round each number to the place shown, then estimate.

1. 1
   Nearest hundred: $876+303$
2. 2
   Nearest ten: $59+37$
3. 3
   Nearest ten: $55+34$
4. 4
   Nearest hundred: $785+456$
5. 5
   Nearest hundred: $209+840$
6. 6
   Nearest hundred: $467+782$
7. 7
   Nearest ten: $78+83$
8. 8
   Nearest ten: $29+94$

Daniel Math Academy · Grade 3 Math

Answer Key

C.4 Estimate Sums · ★★☆ Medium

1. 1$900+300=1,200$
2. 2$60+40=100$
3. 3$60+30=90$
4. 4$800+500=1,300$
5. 5$200+800=1,000$
6. 6$500+800=1,300$
7. 7$80+80=160$
8. 8$30+90=120$