Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 73 + 35 by rounding each number to the nearest 10: ______
- Estimate 33 + 31 by rounding each number to the nearest 10: ______
- Estimate 73 + 40 by rounding each number to the nearest 10: ______
- Estimate 42 − 56 by rounding each number to the nearest 10: ______
- Estimate 42 − 56 by rounding each number to the nearest 10: ______
- Estimate 79 − 71 by rounding each number to the nearest 10: ______
- Estimate 30 − 50 by rounding each number to the nearest 10: ______
- Estimate 47 + 64 by rounding each number to the nearest 10: ______
- Estimate 34 + 47 by rounding each number to the nearest 10: ______
- Estimate 28 + 84 by rounding each number to the nearest 10: ______
- Estimate 59 + 70 by rounding each number to the nearest 10: ______
- Estimate 61 − 85 by rounding each number to the nearest 10: ______
- Estimate 68 + 23 by rounding each number to the nearest 10: ______
- Estimate 22 − 22 by rounding each number to the nearest 10: ______
- Estimate 29 + 56 by rounding each number to the nearest 10: ______
- Estimate 87 − 67 by rounding each number to the nearest 10: ______
- Estimate 21 + 70 by rounding each number to the nearest 10: ______
- Estimate 36 − 50 by rounding each number to the nearest 10: ______
- Estimate 48 − 64 by rounding each number to the nearest 10: ______
- Estimate 38 + 31 by rounding each number to the nearest 10: ______