Matemáticas mentales Worksheet
Recommended for 1er grado — 5to grado
Matemáticas mentales Worksheet
Name: ____________________Date: ____________
Instructions: Usar estrategias mentales como sumar diez, duplicar y compensar para calcular rápidamente.
20 problems
35 − 10 = ______
84 + 10 = ______
68 + 10 = ______
69 − 10 = ______
2 × 10 = ______
27 − 10 = ______
29 + 10 = ______
64 + 20 = ______
87 + 10 = ______
41 + 10 = ______
3 × 10 = ______
79 + 10 = ______
33 − 10 = ______
56 − 10 = ______
48 − 10 = ______
51 − 10 = ______
58 + 20 = ______
45 + 10 = ______
8 × 10 = ______
5 × 10 = ______
