Write 4,305 in word form.
4,305 → Four thousand, three hundred five
458 + 672 = ?
458 + 672 = 1,130
Is 57 prime or composite?
57 → Composite (3 × 19)
Write the opposite of –9.
Opposite of –9 → +9
True or False: –2.5 is a rational number.
–2.5 rational? → True (–5/2)
3+4×2
Step 1: Multiply first → 4×2=84 \times 2 = 84×2=8
Step 2: Add → 3+8=113 + 8 = 113+8=11
Answer: 11
What is the value of the digit 7 in 5,478,291?
The value of 7 in 5,478,291 → 70,000
Estimate the sum of 3,789 + 4,205 to the nearest thousand.
Estimate 3,789 + 4,205 → ≈ 8,000
List the prime factors of 84.
Prime factors of 84 → 2 × 2 × 3 × 7
Place these integers in order from least to greatest: –3, 5, –8, 0.
Order –3, 5, –8, 0 → –8, –3, 0, 5
Which is greater: 2/3 or 3/5?
Compare 2/3 and 3/5 → 2/3 is greater
(8−3)×6
Step 1: Parentheses → 8−3=58 - 3 = 58−3=5
Step 2: Multiply → 5×6=305 \times 6 = 305×6=30
Answer: 30
Expand 7,020,405 in expanded form.
7,020,405 → 7,000,000 + 20,000 + 400 + 5
A concert had 12,568 people on Friday and 13,245 people on Saturday. How many attended in total?
12,568 + 13,245 = 25,813
Find the GCF of 48 and 64.
GCF of 48 and 64 → 16
What is the absolute value of –25?
|–25| → 25
Place on a number line: –1/2, –3/4, –1/4.
Order –3/4, –1/2, –1/4 → –3/4, –1/2, –1/4
12÷(2×2)+5
Step 1: Parentheses → 2×2=42 \times 2 = 42×2=4
Step 2: Divide → 12÷4=312 \div 4 = 312÷4=3
Step 3: Add → 3+5=83 + 5 = 83+5=8
Answer: 8
Compare: Which is greater? 3,478,562 or 3,487,256?
3,478,562 vs. 3,487,256 → 3,487,256 is greater
Multiply: 234 × 67 = ?
234 × 67 = 15,678
Find the LCM of 12 and 18.
LCM of 12 and 18 → 36
A submarine is at –300 feet. It rises 175 feet. Where is it now?
–300 + 175 = –125 feet
A bank account has –$50. A deposit of $80 is made. What is the balance now?
$–50 + 80 = $30
(10−4)2÷3
Step 1: Parentheses → 10−4=610 - 4 = 610−4=6
Step 2: Exponent → 62=366^2 = 3662=36
Step 3: Divide → 36÷3=1236 \div 3 = 1236÷3=12
Answer: 12
Order these numbers from least to greatest: 8,901, 8,910, 8,019, 8,190.
Least to greatest → 8,019; 8,190; 8,901; 8,910
Divide: 1,542 ÷ 36. Give the quotient and remainder.
1,542 ÷ 36 = 42 R30
A gardener plants roses every 12 days and lilies every 18 days. After how many days will both bloom on the same day?
Roses (12) & Lilies (18) → 36 days
The temperature at noon is –7°F. By 6 p.m., it has dropped 15 degrees. What is the new temperature?
–7 – 15 = –22°F
Compare and order: –1.2, –1/3, 0.4, –0.8.
Order –1.2, –1/3, 0.4, –0.8 → –1.2, –0.8, –1/3, 0.4
5+3×(6−22)÷2
Step 1: Exponent → 22=42^2 = 422=4
Step 2: Parentheses → 6−4=26 - 4 = 26−4=2
Step 3: Multiply → 3×2=63 \times 2 = 63×2=6
Step 4: Divide → 6÷2=36 \div 2 = 36÷2=3
Step 5: Add → 5+3=85 + 3 = 85+3=8
Answer: 8