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
2 × 10 = ______
64 − 10 = ______
90 − 10 = ______
3 × 10 = ______
47 + 10 = ______
68 + 20 = ______
25 − 10 = ______
50 + 10 = ______
96 − 10 = ______
82 − 10 = ______
32 − 10 = ______
22 − 10 = ______
16 + 20 = ______
46 + 20 = ______
40 + 10 = ______
59 − 10 = ______
82 + 10 = ______
59 + 20 = ______
9 × 10 = ______
4 × 10 = ______
