Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 36 + 26 by rounding each number to the nearest 10: ______
- Estimate 85 − 36 by rounding each number to the nearest 10: ______
- Estimate 71 − 62 by rounding each number to the nearest 10: ______
- Estimate 24 + 65 by rounding each number to the nearest 10: ______
- Estimate 73 + 75 by rounding each number to the nearest 10: ______
- Estimate 44 − 30 by rounding each number to the nearest 10: ______
- Estimate 66 − 49 by rounding each number to the nearest 10: ______
- Estimate 77 + 41 by rounding each number to the nearest 10: ______
- Estimate 31 − 86 by rounding each number to the nearest 10: ______
- Estimate 24 − 72 by rounding each number to the nearest 10: ______
- Estimate 71 − 21 by rounding each number to the nearest 10: ______
- Estimate 63 − 59 by rounding each number to the nearest 10: ______
- Estimate 44 + 57 by rounding each number to the nearest 10: ______
- Estimate 74 − 61 by rounding each number to the nearest 10: ______
- Estimate 26 − 70 by rounding each number to the nearest 10: ______
- Estimate 32 + 22 by rounding each number to the nearest 10: ______
- Estimate 68 − 44 by rounding each number to the nearest 10: ______
- Estimate 46 + 67 by rounding each number to the nearest 10: ______
- Estimate 54 + 87 by rounding each number to the nearest 10: ______
- Estimate 48 − 40 by rounding each number to the nearest 10: ______