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
4 × 10 = ______
68 + 10 = ______
95 − 10 = ______
18 + 20 = ______
5 × 10 = ______
63 − 10 = ______
54 + 10 = ______
36 − 10 = ______
13 + 10 = ______
7 × 10 = ______
43 + 10 = ______
37 + 10 = ______
93 − 10 = ______
98 − 10 = ______
58 − 10 = ______
36 + 10 = ______
79 + 20 = ______
86 − 10 = ______
6 × 10 = ______
53 + 20 = ______
