Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 41 − 88 by rounding each number to the nearest 10: ______
- Estimate 40 + 42 by rounding each number to the nearest 10: ______
- Estimate 30 − 85 by rounding each number to the nearest 10: ______
- Estimate 71 + 31 by rounding each number to the nearest 10: ______
- Estimate 24 + 73 by rounding each number to the nearest 10: ______
- Estimate 38 + 66 by rounding each number to the nearest 10: ______
- Estimate 26 − 79 by rounding each number to the nearest 10: ______
- Estimate 88 − 52 by rounding each number to the nearest 10: ______
- Estimate 38 + 32 by rounding each number to the nearest 10: ______
- Estimate 89 − 34 by rounding each number to the nearest 10: ______
- Estimate 87 − 86 by rounding each number to the nearest 10: ______
- Estimate 56 − 45 by rounding each number to the nearest 10: ______
- Estimate 33 + 27 by rounding each number to the nearest 10: ______
- Estimate 67 − 85 by rounding each number to the nearest 10: ______
- Estimate 26 + 83 by rounding each number to the nearest 10: ______
- Estimate 28 + 32 by rounding each number to the nearest 10: ______
- Estimate 39 + 41 by rounding each number to the nearest 10: ______
- Estimate 54 + 27 by rounding each number to the nearest 10: ______
- Estimate 59 − 33 by rounding each number to the nearest 10: ______
- Estimate 61 − 50 by rounding each number to the nearest 10: ______