Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 − 61 by rounding each number to the nearest 10: ______
- Estimate 32 − 78 by rounding each number to the nearest 10: ______
- Estimate 79 + 88 by rounding each number to the nearest 10: ______
- Estimate 70 − 32 by rounding each number to the nearest 10: ______
- Estimate 47 + 74 by rounding each number to the nearest 10: ______
- Estimate 75 − 35 by rounding each number to the nearest 10: ______
- Estimate 22 + 63 by rounding each number to the nearest 10: ______
- Estimate 34 + 38 by rounding each number to the nearest 10: ______
- Estimate 31 + 56 by rounding each number to the nearest 10: ______
- Estimate 88 + 87 by rounding each number to the nearest 10: ______
- Estimate 64 + 50 by rounding each number to the nearest 10: ______
- Estimate 30 − 42 by rounding each number to the nearest 10: ______
- Estimate 74 − 73 by rounding each number to the nearest 10: ______
- Estimate 80 + 68 by rounding each number to the nearest 10: ______
- Estimate 57 + 29 by rounding each number to the nearest 10: ______
- Estimate 46 − 36 by rounding each number to the nearest 10: ______
- Estimate 45 − 81 by rounding each number to the nearest 10: ______
- Estimate 46 − 26 by rounding each number to the nearest 10: ______
- Estimate 84 + 50 by rounding each number to the nearest 10: ______
- Estimate 25 − 29 by rounding each number to the nearest 10: ______