Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 67 − 78 by rounding each number to the nearest 10: ______
- Estimate 25 − 46 by rounding each number to the nearest 10: ______
- Estimate 81 + 36 by rounding each number to the nearest 10: ______
- Estimate 59 − 38 by rounding each number to the nearest 10: ______
- Estimate 31 − 54 by rounding each number to the nearest 10: ______
- Estimate 40 − 74 by rounding each number to the nearest 10: ______
- Estimate 76 − 55 by rounding each number to the nearest 10: ______
- Estimate 32 − 60 by rounding each number to the nearest 10: ______
- Estimate 63 − 58 by rounding each number to the nearest 10: ______
- Estimate 88 + 68 by rounding each number to the nearest 10: ______
- Estimate 56 − 23 by rounding each number to the nearest 10: ______
- Estimate 65 + 61 by rounding each number to the nearest 10: ______
- Estimate 62 − 73 by rounding each number to the nearest 10: ______
- Estimate 66 − 63 by rounding each number to the nearest 10: ______
- Estimate 24 − 35 by rounding each number to the nearest 10: ______
- Estimate 69 − 44 by rounding each number to the nearest 10: ______
- Estimate 59 + 81 by rounding each number to the nearest 10: ______
- Estimate 44 + 36 by rounding each number to the nearest 10: ______
- Estimate 58 − 56 by rounding each number to the nearest 10: ______
- Estimate 50 + 21 by rounding each number to the nearest 10: ______