Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 − 35 by rounding each number to the nearest 10: ______
- Estimate 32 − 43 by rounding each number to the nearest 10: ______
- Estimate 30 − 28 by rounding each number to the nearest 10: ______
- Estimate 38 + 75 by rounding each number to the nearest 10: ______
- Estimate 28 − 48 by rounding each number to the nearest 10: ______
- Estimate 83 − 54 by rounding each number to the nearest 10: ______
- Estimate 61 + 86 by rounding each number to the nearest 10: ______
- Estimate 50 + 78 by rounding each number to the nearest 10: ______
- Estimate 53 − 52 by rounding each number to the nearest 10: ______
- Estimate 30 − 80 by rounding each number to the nearest 10: ______
- Estimate 70 + 31 by rounding each number to the nearest 10: ______
- Estimate 47 − 87 by rounding each number to the nearest 10: ______
- Estimate 36 − 30 by rounding each number to the nearest 10: ______
- Estimate 53 + 51 by rounding each number to the nearest 10: ______
- Estimate 28 − 44 by rounding each number to the nearest 10: ______
- Estimate 72 + 78 by rounding each number to the nearest 10: ______
- Estimate 74 − 47 by rounding each number to the nearest 10: ______
- Estimate 79 − 51 by rounding each number to the nearest 10: ______
- Estimate 24 − 31 by rounding each number to the nearest 10: ______
- Estimate 53 + 62 by rounding each number to the nearest 10: ______