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
5 × 10 = ______
8 × 10 = ______
3 × 10 = ______
35 − 10 = ______
37 + 10 = ______
13 + 20 = ______
6 × 10 = ______
48 + 10 = ______
98 − 10 = ______
21 − 10 = ______
58 − 10 = ______
1 × 10 = ______
17 + 10 = ______
33 + 20 = ______
54 + 10 = ______
48 − 10 = ______
78 + 20 = ______
32 + 10 = ______
64 + 10 = ______
52 + 10 = ______
