Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 73 − 72 by rounding each number to the nearest 10: ______
- Estimate 39 − 23 by rounding each number to the nearest 10: ______
- Estimate 71 − 88 by rounding each number to the nearest 10: ______
- Estimate 80 − 84 by rounding each number to the nearest 10: ______
- Estimate 45 + 36 by rounding each number to the nearest 10: ______
- Estimate 85 + 74 by rounding each number to the nearest 10: ______
- Estimate 38 + 49 by rounding each number to the nearest 10: ______
- Estimate 71 + 49 by rounding each number to the nearest 10: ______
- Estimate 47 + 83 by rounding each number to the nearest 10: ______
- Estimate 75 + 59 by rounding each number to the nearest 10: ______
- Estimate 48 − 41 by rounding each number to the nearest 10: ______
- Estimate 33 − 73 by rounding each number to the nearest 10: ______
- Estimate 54 + 87 by rounding each number to the nearest 10: ______
- Estimate 71 + 39 by rounding each number to the nearest 10: ______
- Estimate 78 + 45 by rounding each number to the nearest 10: ______
- Estimate 42 − 62 by rounding each number to the nearest 10: ______
- Estimate 57 − 86 by rounding each number to the nearest 10: ______
- Estimate 88 − 35 by rounding each number to the nearest 10: ______
- Estimate 85 + 88 by rounding each number to the nearest 10: ______
- Estimate 73 + 55 by rounding each number to the nearest 10: ______