Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 + 73 by rounding each number to the nearest 10: ______
- Estimate 75 + 66 by rounding each number to the nearest 10: ______
- Estimate 74 − 28 by rounding each number to the nearest 10: ______
- Estimate 23 + 33 by rounding each number to the nearest 10: ______
- Estimate 44 − 37 by rounding each number to the nearest 10: ______
- Estimate 84 + 36 by rounding each number to the nearest 10: ______
- Estimate 43 + 34 by rounding each number to the nearest 10: ______
- Estimate 78 + 25 by rounding each number to the nearest 10: ______
- Estimate 35 + 44 by rounding each number to the nearest 10: ______
- Estimate 66 − 56 by rounding each number to the nearest 10: ______
- Estimate 27 + 80 by rounding each number to the nearest 10: ______
- Estimate 30 + 83 by rounding each number to the nearest 10: ______
- Estimate 62 + 56 by rounding each number to the nearest 10: ______
- Estimate 61 + 59 by rounding each number to the nearest 10: ______
- Estimate 65 + 57 by rounding each number to the nearest 10: ______
- Estimate 42 − 68 by rounding each number to the nearest 10: ______
- Estimate 27 − 35 by rounding each number to the nearest 10: ______
- Estimate 54 − 23 by rounding each number to the nearest 10: ______
- Estimate 87 − 32 by rounding each number to the nearest 10: ______
- Estimate 84 − 31 by rounding each number to the nearest 10: ______