EJERCICIOS DE RESTAS MENTALES
Authored by Pedro Guaqui
Mathematics
1st - 3rd Grade
CCSS covered
Used 5+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
600 – 28 = ________
572
535
500
522
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
100 – 27 = ________
73
38
64
71
Tags
CCSS.2.NBT.B.7
CCSS.3.NBT.A.2
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
1000 – 90 = ________
999
980
910
920
Tags
CCSS.2.NBT.B.8
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
700 – 18 = ________
680
563
603
682
Tags
CCSS.2.NBT.B.7
CCSS.3.NBT.A.2
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
1000 – 72 = ________
928
890
930
896
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
700 – 36 = ________
650
664
644
674
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
300 – 33 = ________
261
259
267
269
Tags
CCSS.2.NBT.B.8
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