Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 − 36 by rounding each number to the nearest 10: ______
- Estimate 76 − 55 by rounding each number to the nearest 10: ______
- Estimate 46 + 55 by rounding each number to the nearest 10: ______
- Estimate 24 − 43 by rounding each number to the nearest 10: ______
- Estimate 22 − 62 by rounding each number to the nearest 10: ______
- Estimate 74 − 31 by rounding each number to the nearest 10: ______
- Estimate 25 + 87 by rounding each number to the nearest 10: ______
- Estimate 61 − 44 by rounding each number to the nearest 10: ______
- Estimate 58 − 26 by rounding each number to the nearest 10: ______
- Estimate 68 − 30 by rounding each number to the nearest 10: ______
- Estimate 58 + 63 by rounding each number to the nearest 10: ______
- Estimate 32 + 33 by rounding each number to the nearest 10: ______
- Estimate 66 + 86 by rounding each number to the nearest 10: ______
- Estimate 23 − 26 by rounding each number to the nearest 10: ______
- Estimate 51 − 42 by rounding each number to the nearest 10: ______
- Estimate 25 + 64 by rounding each number to the nearest 10: ______
- Estimate 70 + 79 by rounding each number to the nearest 10: ______
- Estimate 57 − 30 by rounding each number to the nearest 10: ______
- Estimate 87 + 66 by rounding each number to the nearest 10: ______
- Estimate 31 + 23 by rounding each number to the nearest 10: ______